upd wstunnel version

Dockerfile

@@ -3,8 +3,10 @@ COPY wstunnel.conf /etc/nginx/conf.d/
 COPY entrypoint.sh /usr/local/bin/entrypoint.sh
 RUN chmod +x /usr/local/bin/entrypoint.sh \
     && apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y wget nginx \
-    && wget -O /usr/local/bin/wstunnel \
-    https://github.com/erebe/wstunnel/releases/download/v5.0/wstunnel-linux-x64 \
+    && wget -O /tmp/wstunnel.tar.gz \
+    https://github.com/erebe/wstunnel/releases/download/v8.5.4/wstunnel_8.5.4_linux_amd64.tar.gz \
+    && tar -xf /tmp/wstunnel.tar.gz -C /tmp \
+    && mv /tmp/wstunnel /usr/local/bin/wstunnel \
     && chmod +x /usr/local/bin/wstunnel \
     && rm -vf /etc/nginx/sites-available/default /etc/nginx/sites-enabled/default
 ENV WS_PATH_PREFIX=${WS_PATH_PREFIX:-}